Merge pull request #518 from dbetebenner/master

Refinements and fault tolerance for simex.sgp
Merge pull request #519 from dbetebenner/master

Adding AR baseline matrices
Merge pull request #520 from dbetebenner/master

Update of date, man pages
Merge pull request #521 from dbetebenner/master

Update of various man pages
Update GA LOSS/HOSS Values
Add check to re-key data if scores change from loss.hoss
Merge pull request #522 from adamvi/master

Update GA LOSS/HOSS Values and add key check in SIMEX function